Across
- 2. A rigid bar resting on a pivot, used to help move a heavy or firmly fixed load with one end when pressure is applied to the other.
- 3. A person who designs, builds, or maintains engines, machines, or public works.
- 4. planes A plane inclined at an angle to the horizontal.
- 5. The form of energy that is created by heat, or an increase in temperature.
- 7. The energy that is possessed by an object due to its motion or due to its position.
- 9. and axle A simple lifting machine consisting of a rope that unwinds from a wheel onto a cylindrical drum or shaft.
- 10. A wheel with a grooved rim around which a cord passes.
- 12. An energy field is a region in space in which a magnetic or electric.
- 15. material Fiber created from natural materials or by chemical processes.
Down
- 1. The quantity of something per unit measure, especially per unit length, area, or volume.
- 3. Energy made available by the flow of electric charge through a conductor.
- 6. That part of the energy in a substance that can be released by a chemical reaction.
- 8. The energy released by the nucleus of an atom as the result of nuclear fission, nuclear fusion, or radioactive decay.
- 11. Energy that exists in the absence of matter.
- 13. A device or implement one held in the hand, used to carry out a particular function.
- 14. A piece of wood, metal, or some other material having one thick end and tapering to a thin edge, that is driven between two objects.